Is CVE-2017-16727 in the CISA KEV catalog?

No. CVE-2017-16727 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-16727?

CVE-2017-16727 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2017-16727?

CVE-2017-16727 has an EPSS score of 1.51% (71th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-16727?

Upgrade nport w2150a firmware to 1.11 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2017-16727

CRITICALEPSS 71th pctl

9.1

CVSS v3

NVD

Description

A Credentials Management issue was discovered in Moxa NPort W2150A versions prior to 1.11, and NPort W2250A versions prior to 1.11. The default password is empty on the device. An unauthorized user can access the device without a password. An unauthorized user has the ability to completely compromise the confidentiality and integrity of the wireless traffic.

CWE-255 CWE-521

How to fix

Remediation Available

nport w2150a firmwareNVD

Affected:< 1.11Fixed in:1.11CVE-2017-16727derived from NVD

nport w2250a firmwareNVD

Affected:< 1.11Fixed in:1.11CVE-2017-16727derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

1.51%probability of exploitation in 30 days

71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Patch1

ics-cert.us-cert.gov

Third-Party Advisory1

securityfocus.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.